---+ TAPIR Specification In addition to the XML Schema a lot of aspects of TAPIR need supplementary information. ---+++ The Service * AccessPoints * PassingParameters ---+++ Protocol Framework * ProtocolHeader * ProtocolDiagnostics ---+++ Request Types * UnknownRequest * CapabilitiesRequest * MetadataRequest * InventoryRequest * SearchRequest * ViewRequest ---+++ Filter Handling * FilterOperators * FilterEvaluation ---+++ Response Content * ResponseSummary